View Compilation Error

0_0_34315729_1295.c: In function 'main':
0_0_34315729_1295.c:6:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for (int i = 0;i < T;i++) {
  ^
0_0_34315729_1295.c:6:2: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_34315729_1295.c:9:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for(int j=0;j<N;j++){
  ^
0_0_34315729_1295.c:17:2: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
  for(int k=0;k<N;k++){
  ^